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wash
primer
A thin, inhibiting paint, usually chromate pigmented
with a polyvinyl butyrate binder.
weld
cracking
Cracking that occurs in the weld metal. See also cold
cracking, hot cracking, lamellar tearing, and stress-relief
cracking.
weld
decay
Intergranular corrosion, usually of stainless steels or
certain nickel-base alloys, that occurs as the result of sensitization in
the heat-affected zone during the welding operation.
wetting
A condition in which the interfacial tension between a
liquid and a solid is such that the contact angle is 0º to 90º.
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wetting
agent
A substance that reduces the surface tension of a
liquid, thereby causing it to spread more readily on a solid surface.
white
liquor
Cooking liquor from the kraft pulping process produced
by recausticizing green liquor with lime.
white
rust
Zinc oxide: the powdery product of corrosion of zinc
or zinc-coated surfaces.
work
hardening
Same as strain hardening.
working
electrode
The test or specimen electrode in an electrochemical
cell.
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